#include <WiFi.h>
   #include "Adafruit_MQTT.h"
   #include "Adafruit_MQTT_Client.h"

   // WiFi credentials
   const char *ssid = "";
   const char *password = "";

   // Adafruit IO credentials
   #define IO_USERNAME ""
   #define IO_KEY ""



// Create a WiFiClient object
WiFiClient wifiClient;

// Define the Adafruit IO Feed
Adafruit_MQTT_Client mqtt(&wifiClient, "io.adafruit.com", 1883, IO_USERNAME, IO_KEY);

Adafruit_MQTT_Subscribe feed = Adafruit_MQTT_Subscribe(&mqtt, IO_USERNAME "/feeds/teste1");

void setup() {
  Serial.begin(9600);
   Serial.print("Connecting to WiFi");
  WiFi.begin("Wokwi-GUEST", "", 6);
  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.print(".");
  }
  Serial.println(" Connected!");



  // Add a delay before connecting to WiFi
  //delay(1000);

  // Connect to Wi-Fi
  //WiFi.begin(ssid, password);
 // Serial.print("Connecting to WiFi...");
 // while (WiFi.status() != WL_CONNECTED) {
  //  delay(1000);
//Serial.print(".");
  //}
  //Serial.println();
 // Serial.println("Connected to WiFi");
 // Serial.println(WiFi.status());


  // Connect to Adafruit IO
  mqtt.subscribe(&feed);
}

void loop() {
  // Ensure the connection to Adafruit IO is maintained
  if (!mqtt.connected()) {
    connectToMQTT();
  }

  // Monitor the Adafruit IO feed
  Adafruit_MQTT_Subscribe *subscription;
  while ((subscription = mqtt.readSubscription(5000))) {
    if (subscription == &feed) {
      Serial.print("Received Feed Value: ");
      Serial.println((char *)feed.lastread);
    }
  }
}


void connectToMQTT() {
  Serial.print("Connecting to MQTT...");
  int8_t ret;

  while ((ret = mqtt.connect()) != 0) {
    Serial.println(mqtt.connectErrorString(ret));
    Serial.println("Retrying MQTT connection...");
    delay(5000);
  }

  Serial.println("Connected to MQTT");
}